Colossus of Sardia

Artifact Creature    (CMC:9)

Trample (If this creature would assign enough damage to its blockers to destroy them, you may have it assign the rest of its damage to defending player or planeswalker.) Colossus of Sardia doesn't untap during your untap step. : Untap Colossus of Sardia. Activate this ability only during your upkeep.

Buried under a thin layer of dirt, it was known for centuries as Mount Sardia.

193 ME4 • ENJesper Myrfors

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Legal in: Modern,Legacy,Vintage,Freeform,Prismatic,Tribal Wars Legacy,Singleton 100,Commander

Oracle Text (click to copy):

5/1/2008
The ability that untaps it during your upkeep has been returned to an activated ability. There is no restriction on how many times it can be untapped during your upkeep with this ability.